Decomposition of benzene diazonium chloride by using Cu_2Cl_2 /HCl to form chlorobenzene is

MHT CET Chemistry question

Decomposition of benzene diazonium chloride by using /HCl to form chlorobenzene is

(A)Raschig's reaction
(B)Sandmeyer's reactionCorrect
(C)Kolbe's reaction
(D)Cannizzaro's reaction

Answer: (B)

Solution

Replacing the diazonium group by Cl with cuprous chloride and HCl is the Sandmeyer reaction; Raschig's process makes phenol from chlorobenzene (or hydrazine from ammonia),

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Question ID VK-082550